@model PowderCoating.Application.DTOs.Scheduling.OvenBatchDto
@{
    var statusClass = Model.Status switch
    {
        "Planned"    => "status-planned",
        "Loading"    => "status-loading",
        "InProgress" => "status-inprogress",
        "Completed"  => "status-completed",
        _ => ""
    };
    var capPct = Model.MaxLoadSqFt.HasValue ? (double)Model.CapacityPct : 0;
    var capClass = capPct >= 100 ? "cap-over" : capPct >= 80 ? "cap-warn" : "cap-ok";
    var isEditable = Model.Status == "Planned" || Model.Status == "Loading";
}

<div class="batch-card card shadow-sm @statusClass"
     id="batch-@Model.Id"
     data-batch-id="@Model.Id"
     data-oven-id="@Model.OvenCostId"
     data-status="@Model.Status"
     data-status-id="@Model.StatusId"
     data-total-sqft="@Model.TotalSurfaceAreaSqFt"
     data-max-sqft="@Model.MaxLoadSqFt">

    <div class="card-header py-2 px-3">
        <div class="d-flex align-items-center">
            <span class="fw-semibold small me-auto">@Model.BatchNumber</span>
            @if (Model.AiSuggested)
            {
                <span class="badge me-1" style="background:#6f42c1;font-size:.7rem;" title="@Model.AiReasoning">
                    <i class="bi bi-stars me-1"></i>AI
                </span>
            }
            <span class="badge @GetStatusBadge(Model.Status) small">@Model.Status</span>
        </div>

        @if (Model.ScheduledStartTime.HasValue)
        {
            <div class="text-muted small mt-1">
                <i class="bi bi-clock me-1"></i>
                @Model.ScheduledStartTime.Value.ToString("h:mm tt")
                @if (Model.EstimatedEndTime.HasValue)
                {
                    <span>– @Model.EstimatedEndTime.Value.ToString("h:mm tt")</span>
                }
                <span class="ms-1">(@Model.CycleMinutes min)</span>
            </div>
        }
        else
        {
            <div class="text-muted small mt-1"><i class="bi bi-clock me-1"></i>@Model.CycleMinutes min cycle</div>
        }
    </div>

    <div class="card-body p-2">
        <!-- Color + temp badge -->
        @if (!string.IsNullOrEmpty(Model.PrimaryColorName))
        {
            <div class="d-flex align-items-center gap-1 mb-2">
                <span class="badge bg-secondary small">
                    <i class="bi bi-palette me-1"></i>@Model.PrimaryColorName
                    @if (!string.IsNullOrEmpty(Model.PrimaryColorCode)) { <span>(@Model.PrimaryColorCode)</span> }
                </span>
                @if (Model.CureTemperatureF.HasValue)
                {
                    <span class="badge bg-danger small"><i class="bi bi-thermometer-half me-1"></i>@Model.CureTemperatureF°F</span>
                }
            </div>
        }

        <!-- Capacity bar -->
        <div class="mb-2">
            <div class="d-flex justify-content-between mb-1" style="font-size:.75rem;">
                <span class="text-muted">Capacity</span>
                <span class="fw-semibold batch-sqft" data-batch-id="@Model.Id">
                    @Model.TotalSurfaceAreaSqFt.ToString("F1")
                    @if (Model.MaxLoadSqFt.HasValue) { <span>/ @Model.MaxLoadSqFt.Value.ToString("F0") sqft</span> }
                    else { <span>sqft</span> }
                </span>
            </div>
            @if (Model.MaxLoadSqFt.HasValue)
            {
                <div class="capacity-bar-wrap">
                    <div class="capacity-bar-fill @capClass batch-cap-bar"
                         data-batch-id="@Model.Id"
                         style="width: @(Math.Min(capPct, 100).ToString("F1"))%"></div>
                </div>
            }
        </div>

        <!-- Items list (drop target) -->
        <div class="batch-items-list" id="items-@Model.Id">

            @foreach (var item in Model.Items.OrderBy(i => i.CoatPassNumber))
            {
                <div class="batch-item-row d-flex align-items-center"
                     id="bitem-@item.Id"
                     data-batch-item-id="@item.Id"
                     data-batch-id="@Model.Id"
                     data-sqft="@item.SurfaceAreaContribution"
                     draggable="@(isEditable ? "true" : "false")"
                     @(isEditable ? "" : "style='cursor:default;'")>
                    <div class="flex-grow-1 overflow-hidden">
                        <div class="d-flex align-items-center gap-1 text-truncate">
                            <span class="badge bg-light text-dark border" style="font-size:.7rem;">Pass @item.CoatPassNumber</span>
                            @if (!string.IsNullOrEmpty(item.ColorName))
                            {
                                <span class="text-truncate fw-medium small">@item.ColorName</span>
                            }
                            <span class="text-muted small text-truncate">@item.ItemDescription</span>
                        </div>
                        <div class="text-muted d-flex align-items-center gap-2" style="font-size:.73rem;">
                            <span>@item.JobNumber</span>
                            <span>·</span>
                            <span>@item.SurfaceAreaContribution.ToString("F1") sqft</span>
                            @if (!string.IsNullOrEmpty(item.Priority) && item.Priority != "Normal")
                            {
                                <span class="badge @GetPriorityBadge(item.Priority) ms-1" style="font-size:.65rem;">@item.Priority</span>
                            }
                        </div>
                    </div>
                    @if (isEditable)
                    {
                        <div class="d-flex align-items-center ms-1 gap-1">
                            <i class="bi bi-grip-vertical text-muted"></i>
                            <button class="btn btn-sm p-0 text-danger" style="line-height:1;"
                                    onclick="removeFromBatch(@item.Id, @Model.Id)" title="Remove from batch">
                                <i class="bi bi-x"></i>
                            </button>
                        </div>
                    }
                </div>
            }

            @if (isEditable)
            {
                <div class="batch-drop-hint @(!Model.Items.Any() ? "batch-drop-hint-empty" : "")"
                     id="empty-items-@Model.Id">
                    <i class="bi bi-plus-circle me-1"></i>
                    <span>@(Model.Items.Any() ? "Drop more here" : "Drag coats here")</span>
                </div>
            }
        </div>

        <!-- Batch action buttons -->
        <div class="d-flex gap-1 mt-2 flex-wrap">
            @if (Model.Status == "Planned" || Model.Status == "Loading")
            {
                <button class="btn btn-sm btn-success flex-grow-1"
                        onclick="startBatch(@Model.Id)">
                    <i class="bi bi-play-fill me-1"></i>Start
                </button>
                <button class="btn btn-sm btn-outline-danger"
                        onclick="deleteBatch(@Model.Id, '@Model.BatchNumber')">
                    <i class="bi bi-trash"></i>
                </button>
            }
            else if (Model.Status == "InProgress")
            {
                <button class="btn btn-sm btn-warning flex-grow-1"
                        onclick="completeBatch(@Model.Id)">
                    <i class="bi bi-check-circle me-1"></i>Complete
                </button>
            }
            else if (Model.Status == "Completed")
            {
                <div class="text-success small w-100 text-center">
                    <i class="bi bi-check-circle-fill me-1"></i>
                    Completed @Model.ActualEndTime?.ToString("h:mm tt")
                </div>
            }
        </div>
    </div>
</div>

@functions {
    string GetStatusBadge(string status) => status switch
    {
        "Planned"    => "bg-secondary",
        "Loading"    => "bg-primary",
        "InProgress" => "bg-warning text-dark",
        "Completed"  => "bg-success",
        "Cancelled"  => "bg-danger",
        _ => "bg-light text-dark"
    };

    string GetPriorityBadge(string priority) => priority switch
    {
        "Rush"   => "bg-danger",
        "Urgent" => "bg-warning text-dark",
        "High"   => "bg-primary",
        _ => "bg-secondary"
    };
}